#!/usr/bin/env python
# SPDX-License-Identifier: GPL-2.0+
#
# Copyright (C) 2010 - 2012 Red Hat, Inc.
#

import dbus

# Device states from include/NetworkManager.h
device_states = {
    0: "Unknown",
    10: "Unmanaged",
    20: "Unavailable",
    30: "Disconnected",
    40: "Prepare",
    50: "Config",
    60: "Need Auth",
    70: "IP Config",
    80: "IP Check",
    90: "Secondaries",
    100: "Activated",
    110: "Deactivating",
    120: "Failed",
}

connectivity_states = {
    0: "Unknown",
    1: "Activating",
    2: "Activated",
    3: "Deactivating",
    4: "Deactivated",
}

nm_state = {
    0: "Unknown",
    10: "Asleep",
    20: "Disconnected",
    30: "Disconnecting",
    40: "Connecting",
    50: "Connected-Local",
    60: "Connected-Site",
    70: "Connected-Global",
}

bus = dbus.SystemBus()

proxy = bus.get_object(
    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager"
)
manager = dbus.Interface(proxy, "org.freedesktop.NetworkManager")

# Get overall NM connection state
print("NetworkManager state is: '%s'" % nm_state[manager.state()])

# Get device-specific state
devices = manager.GetDevices()
for d in devices:
    dev_proxy = bus.get_object("org.freedesktop.NetworkManager", d)
    prop_iface = dbus.Interface(dev_proxy, "org.freedesktop.DBus.Properties")

    # Get the device's current state and interface name
    state = prop_iface.Get("org.freedesktop.NetworkManager.Device", "State")
    name = prop_iface.Get("org.freedesktop.NetworkManager.Device", "Interface")

    # and print them out
    if state == 100:  # activated
        print("Device %s is activated" % name)
    else:
        print("Device %s is not activated (state=%s)" % (name, device_states[state]))

# Get active connection state
manager_prop_iface = dbus.Interface(proxy, "org.freedesktop.DBus.Properties")
active = manager_prop_iface.Get("org.freedesktop.NetworkManager", "ActiveConnections")
for a in active:
    ac_proxy = bus.get_object("org.freedesktop.NetworkManager", a)
    prop_iface = dbus.Interface(ac_proxy, "org.freedesktop.DBus.Properties")
    state = prop_iface.Get("org.freedesktop.NetworkManager.Connection.Active", "State")

    # Connections in NM are a collection of settings that describe everything
    # needed to connect to a specific network.  Lets get those details so we
    # can find the user-readable name of the connection.
    con_path = prop_iface.Get(
        "org.freedesktop.NetworkManager.Connection.Active", "Connection"
    )
    service_proxy = bus.get_object("org.freedesktop.NetworkManager", con_path)
    con_iface = dbus.Interface(
        service_proxy, "org.freedesktop.NetworkManager.Settings.Connection"
    )
    con_details = con_iface.GetSettings()
    con_name = con_details["connection"]["id"]

    print("Connection '%s' is %s" % (con_name, connectivity_states[state]))
